Home / 92,822,406.60-139,233,609.90-71,588,742.60

Finding the Fourth Proportional to 92,822,406.60, 139,233,609.90 and 71,588,742.60

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Solution

The fourth proportional to 92,822,406.60, 139,233,609.90 and 71,588,742.60 is: 107,383,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822,406.60 : 139,233,609.90 = 71,588,742.60 : x
  2. Step 2: Convert to fraction form
    92,822,406.60/139,233,609.90 = 71,588,742.60/x
  3. Step 3: Cross multiply
    92,822,406.60x = 139,233,609.90 × 71,588,742.60
  4. Step 4: Simplify right side
    92,822,406.60x = 9,967,559,060,399,912
  5. Step 5: Solve for x
    x = 9,967,559,060,399,912/92,822,406.60
  6. Step 6: Final answer
    x = 107,383,113.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.